From a68abdadfe13fa95a306363fa284b5cf0b79776d Mon Sep 17 00:00:00 2001 From: Can Guo Date: Sat, 2 Dec 2023 04:36:13 -0800 Subject: [PATCH] scsi: ufs: ufs-qcom: Check return value of phy_set_mode_ext() In ufs_qcom_power_up_sequence(), check return value of phy_set_mode_ext() and stop proceeding if phy_set_mode_ext() fails. Reviewed-by: Nitin Rawat Reviewed-by: Manivannan Sadhasivam Signed-off-by: Can Guo Link: https://lore.kernel.org/r/1701520577-31163-8-git-send-email-quic_cang@quicinc.com Tested-by: Neil Armstrong # on SM8550-QRD Signed-off-by: Martin K. Petersen --- drivers/ufs/host/ufs-qcom.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index 543939c4c463..ee3f07a9e624 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -475,7 +475,9 @@ static int ufs_qcom_power_up_sequence(struct ufs_hba *hba) return ret; } - phy_set_mode_ext(phy, mode, host->phy_gear); + ret = phy_set_mode_ext(phy, mode, host->phy_gear); + if (ret) + goto out_disable_phy; /* power on phy - start serdes and phy's power and clocks */ ret = phy_power_on(phy); -- 2.25.1